#block-navigationprincipale > ul.menu {
    display: none;
    flex-direction: column;
    background-color: white;
    border: 1px solid #dfdfdf;
    width: max-content;
}

#block-navigationprincipale > ul > li.menu-item.menu-item--active-trail > a {
    background-color: #966eaa;
    color: #FFF;

}

#block-navigationprincipale > ul > li {
    display: block;
    text-decoration: none;
    color: #666;
}

#block-navigationprincipale > ul > li a {
    text-align: left;
    text-transform: uppercase;
    font-size: 1.3rem;
    padding: 15px 30px;
    line-height: 2rem;
    background-color: #FFF;
}

@media (min-width: 770px) {
    #block-navigationprincipale > ul.menu {
        display: flex;
    }
}